/**
* Copyright (c) 2014 Cisco Systems, Inc. and others. All rights reserved.
- *
+ *
* This program and the accompanying materials are made available under the
* terms of the Eclipse Public License v1.0 which accompanies this distribution,
* and is available at http://www.eclipse.org/legal/epl-v10.html
package org.opendaylight.controller.frm.group;
import org.opendaylight.controller.frm.AbstractChangeListener;
+import org.opendaylight.controller.md.sal.binding.api.ReadOnlyTransaction;
import org.opendaylight.yang.gen.v1.urn.ietf.params.xml.ns.yang.ietf.inet.types.rev100924.Uri;
-import org.opendaylight.yang.gen.v1.urn.opendaylight.group.service.rev130918.AddGroupInput;
import org.opendaylight.yang.gen.v1.urn.opendaylight.group.service.rev130918.AddGroupInputBuilder;
-import org.opendaylight.yang.gen.v1.urn.opendaylight.group.service.rev130918.RemoveGroupInput;
import org.opendaylight.yang.gen.v1.urn.opendaylight.group.service.rev130918.RemoveGroupInputBuilder;
-import org.opendaylight.yang.gen.v1.urn.opendaylight.group.service.rev130918.SalGroupService;
-import org.opendaylight.yang.gen.v1.urn.opendaylight.group.service.rev130918.UpdateGroupInput;
import org.opendaylight.yang.gen.v1.urn.opendaylight.group.service.rev130918.UpdateGroupInputBuilder;
-import org.opendaylight.yang.gen.v1.urn.opendaylight.group.service.rev130918.group.update.OriginalGroup;
import org.opendaylight.yang.gen.v1.urn.opendaylight.group.service.rev130918.group.update.OriginalGroupBuilder;
-import org.opendaylight.yang.gen.v1.urn.opendaylight.group.service.rev130918.group.update.UpdatedGroup;
import org.opendaylight.yang.gen.v1.urn.opendaylight.group.service.rev130918.group.update.UpdatedGroupBuilder;
import org.opendaylight.yang.gen.v1.urn.opendaylight.group.types.rev131018.GroupRef;
import org.opendaylight.yang.gen.v1.urn.opendaylight.group.types.rev131018.groups.Group;
import org.slf4j.Logger;
import org.slf4j.LoggerFactory;
+import com.google.common.base.Preconditions;
+
/**
- *
+ * Group Change Listener
+ * add, update and remove {@link Group} processing from {@link org.opendaylight.controller.md.sal.common.api.data.AsyncDataChangeEvent}.
+ *
* @author <a href="mailto:vdemcak@cisco.com">Vaclav Demcak</a>
*
*/
public class GroupChangeListener extends AbstractChangeListener {
- private final static Logger LOG = LoggerFactory.getLogger(GroupChangeListener.class);
+ private static final Logger LOG = LoggerFactory.getLogger(GroupChangeListener.class);
- private final SalGroupService salGroupService;
+ private final GroupProvider provider;
- public SalGroupService getSalGroupService() {
- return this.salGroupService;
- }
-
- public GroupChangeListener(final SalGroupService manager) {
- this.salGroupService = manager;
+ public GroupChangeListener(final GroupProvider provider) {
+ this.provider = Preconditions.checkNotNull(provider, "GroupProvider can not be null !");
}
@Override
- protected void validate() throws IllegalStateException {
- GroupTransactionValidator.validate(this);
+ protected void remove(final InstanceIdentifier<? extends DataObject> identifier,
+ final DataObject removeDataObj) {
+
+ final Group group = ((Group) removeDataObj);
+ final InstanceIdentifier<Node> nodeInstanceId = identifier.<Node> firstIdentifierOf(Node.class);
+ final RemoveGroupInputBuilder builder = new RemoveGroupInputBuilder(group);
+
+ builder.setNode(new NodeRef(nodeInstanceId));
+ builder.setGroupRef(new GroupRef(identifier));
+
+ Uri uri = new Uri(this.getTransactionId());
+ builder.setTransactionUri(uri);
+ this.provider.getSalGroupService().removeGroup(builder.build());
+ LOG.debug("Transaction {} - Remove Group has removed group: {}", new Object[]{uri, removeDataObj});
}
@Override
- protected void remove(InstanceIdentifier<? extends DataObject> identifier, DataObject removeDataObj) {
- if ((removeDataObj instanceof Group)) {
-
- final Group group = ((Group) removeDataObj);
- final InstanceIdentifier<Node> nodeInstanceId = identifier.<Node> firstIdentifierOf(Node.class);
- final RemoveGroupInputBuilder builder = new RemoveGroupInputBuilder(group);
-
- builder.setNode(new NodeRef(nodeInstanceId));
- builder.setGroupRef(new GroupRef(identifier));
-
- Uri uri = new Uri(this.getTransactionId());
- builder.setTransactionUri(uri);
- this.salGroupService.removeGroup((RemoveGroupInput) builder.build());
- LOG.debug("Transaction {} - Remove Group has removed group: {}", new Object[]{uri, removeDataObj});
- }
+ protected void update(final InstanceIdentifier<? extends DataObject> identifier,
+ final DataObject original, final DataObject update) {
+
+ final Group originalGroup = ((Group) original);
+ final Group updatedGroup = ((Group) update);
+ final InstanceIdentifier<Node> nodeInstanceId = identifier.<Node> firstIdentifierOf(Node.class);
+ final UpdateGroupInputBuilder builder = new UpdateGroupInputBuilder();
+
+ builder.setNode(new NodeRef(nodeInstanceId));
+ builder.setGroupRef(new GroupRef(identifier));
+
+ Uri uri = new Uri(this.getTransactionId());
+ builder.setTransactionUri(uri);
+
+ builder.setUpdatedGroup((new UpdatedGroupBuilder(updatedGroup)).build());
+ builder.setOriginalGroup((new OriginalGroupBuilder(originalGroup)).build());
+
+ this.provider.getSalGroupService().updateGroup(builder.build());
+ LOG.debug("Transaction {} - Update Group has updated group {} with group {}", new Object[]{uri, original, update});
}
@Override
- protected void update(InstanceIdentifier<? extends DataObject> identifier, DataObject original, DataObject update) {
- if (original instanceof Group && update instanceof Group) {
-
- final Group originalGroup = ((Group) original);
- final Group updatedGroup = ((Group) update);
- final InstanceIdentifier<Node> nodeInstanceId = identifier.<Node> firstIdentifierOf(Node.class);
- final UpdateGroupInputBuilder builder = new UpdateGroupInputBuilder();
-
- builder.setNode(new NodeRef(nodeInstanceId));
- builder.setGroupRef(new GroupRef(identifier));
-
- Uri uri = new Uri(this.getTransactionId());
- builder.setTransactionUri(uri);
-
- builder.setUpdatedGroup((UpdatedGroup) (new UpdatedGroupBuilder(updatedGroup)).build());
- builder.setOriginalGroup((OriginalGroup) (new OriginalGroupBuilder(originalGroup)).build());
-
- this.salGroupService.updateGroup((UpdateGroupInput) builder.build());
- LOG.debug("Transaction {} - Update Group has updated group {} with group {}", new Object[]{uri, original, update});
- }
+ protected void add(final InstanceIdentifier<? extends DataObject> identifier,
+ final DataObject addDataObj) {
+
+ final Group group = ((Group) addDataObj);
+ final InstanceIdentifier<Node> nodeInstanceId = identifier.<Node> firstIdentifierOf(Node.class);
+ final AddGroupInputBuilder builder = new AddGroupInputBuilder(group);
+
+ builder.setNode(new NodeRef(nodeInstanceId));
+ builder.setGroupRef(new GroupRef(identifier));
+
+ Uri uri = new Uri(this.getTransactionId());
+ builder.setTransactionUri(uri);
+ this.provider.getSalGroupService().addGroup(builder.build());
+ LOG.debug("Transaction {} - Add Group has added group: {}", new Object[]{uri, addDataObj});
}
@Override
- protected void add(InstanceIdentifier<? extends DataObject> identifier, DataObject addDataObj) {
- if ((addDataObj instanceof Group)) {
- final Group group = ((Group) addDataObj);
- final InstanceIdentifier<Node> nodeInstanceId = identifier.<Node> firstIdentifierOf(Node.class);
- final AddGroupInputBuilder builder = new AddGroupInputBuilder(group);
-
- builder.setNode(new NodeRef(nodeInstanceId));
- builder.setGroupRef(new GroupRef(identifier));
-
- Uri uri = new Uri(this.getTransactionId());
- builder.setTransactionUri(uri);
- this.salGroupService.addGroup((AddGroupInput) builder.build());
- LOG.debug("Transaction {} - Add Group has added group: {}", new Object[]{uri, addDataObj});
- }
+ protected boolean preconditionForChange(final InstanceIdentifier<? extends DataObject> identifier,
+ final DataObject dataObj, final DataObject update) {
+
+ final ReadOnlyTransaction trans = this.provider.getDataService().newReadOnlyTransaction();
+ return update != null
+ ? (dataObj instanceof Group && update instanceof Group && isNodeAvailable(identifier, trans))
+ : (dataObj instanceof Group && isNodeAvailable(identifier, trans));
}
}